A rich Icarus issue for 1 July (vol. 434): Charnoz, S. Limare, A. De Araujo Pereira, E. et al. Degasing of Phobos in a giant impact scenario: Implications for the MMX sample return mission Article 116462 .2025.116462 Sorli, K. C.… Read More »Note, Paper: Movin’ an’ Shakin’
It’s time for the Japan Geoscience Union Meeting 2025, from 25-30 May 2025. (Sorry, we here not in Japan had a holiday.) Like the AGU and EGU, the conference deals with Earth sciences, extending all the way up to other… Read More »2025 Japan Geoscience Union Meeting
…see Day 1, Day 2, Day 3, Day 4 It’s now Day 5 of a weeklong conference: wrapping up loose ends. Here, the less technical but no less important soft sciences. And posters; lots and lots of posters. Panel Session… Read More »2025 Planetary Defense Conference, Day 5
…see Day 1, Day 2, Day 3 And now on Day 4 of the PDC, we get to the dramatic, unlikely (and hopefully never likely in our era) part of planetary defense: mitigation. That’s action taken when the impactor has… Read More »2025 Planetary Defense Conference, Day 4
…see Day 1, Day 2 Now, in Day 3, we get into the telescopes (and one antenna) for both detection and tracking: Session 4: Near-Earth Object (NEO) DiscoveryThe Pan-STARRS Search for Near-Earth Objects: 10+ Years old and going strong… Read More »2025 Planetary Defense Conference, Day 3
…see Day 1 The last post was the first day of a big, multi-day conference: lots of pleasantries and generalities. Here now we get into some real meat of the matter. Session 1: Hypothetical Threat Exercise Technical SessionThe international… Read More »2025 Planetary Defense Conference, Day 2
The IAA’s Planetary Defense Conference for 2025 (every odd year) is now going on in Stellenbosch (basically Cape Town), South Africa. No, I am not attending, and …arrg, the program still says “preliminary.” Well, for what it’s worth, here’s the… Read More »2025 Planetary Defense Conference, Day 1
In the Astrophysical Journal Letters issue for May 1 (vol. 984 #1) : Bolin, B. T. Hanuš, J. Denneau, L. et al. The Discovery and Characterization of Earth-crossing Asteroid 2024 YR4 L25 adc910 It’s here: the paper summing up… Read More »2024 YR4: Spill, You
That Robin Andrews is a busy writer: April 16, 2025 Robin George Andrews www.newscientist.com/article/2476805-the-race-to-visit-the-asteroid-making-the-closest-pass-by-earth/ Asteroid (99942) Apophis was, a generation ago, calculated to have a slight chance of hitting Earth, in 2029. At under a kilometer in size, it would… Read More »Apophis Mission Grist
An ‘inhuman’-interest piece in MIT Technology Review: April 14, 2025 Robin George Andrews Meet the researchers testing the “Armageddon” approach to asteroid defense www.technologyreview.com/2025/04/14/1114306/space-nuclear-explosion-asteroid-protection-research/ Don’t accuse me of fearmongering just because I include planetary defense coverage in the wider small-body… Read More »Hammer of the ‘Don